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HelenaSK027
@HelenaSK027
July 2023
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Calcule o valor das seguintes expressões numéricas :
c)-23-(-6)•(+3)=
d)(-9)•(+6)•(+3)=
Pulei para a F por que consegui fazer o resto.
f)7•(-3)-9•(-6)+11•(-2)=
g) (+5)•(+11)-37-(-2)•(+14)=
h) 18-3•(-7)+9•(-4)-20=
Só preciso dos cálculos .
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carolina769
Verified answer
C)-23+6•3
-23+18
=-5
D)-54•3
=-162
F)-21+54-22
=11
G)55-37+2•14
55-37+28
=46
H)18+21-36-20
=-17
4 votes
Thanks 2
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Verified answer
C)-23+6•3-23+18
=-5
D)-54•3
=-162
F)-21+54-22
=11
G)55-37+2•14
55-37+28
=46
H)18+21-36-20
=-17